Suppose the Demand Function Is Given by Q_x^d = 10P_x⁰

Multiple Choice

Suppose the demand function is given by Q_x^d = 10P_x^0.9 P_y^0.5 M^0.22 H.Then the cross-price elasticity between goods x and y is:

A) 0.9.
B) 0.5.
C) 0.22.
D) −0.5.